1806496 has 12 divisors (see below), whose sum is σ = 3556602. Its totient is φ = 903232.

The previous prime is 1806491. The next prime is 1806499. The reversal of 1806496 is 6946081.

It can be written as a sum of positive squares in only one way, i.e., 1488400 + 318096 = 1220^2 + 564^2 .

It is not an unprimeable number, because it can be changed into a prime (1806491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28195 + ... + 28258.

2^1806496 is an apocalyptic number.

1806496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1806496 is a deficient number, since it is larger than the sum of its proper divisors (1750106).

1806496 is an equidigital number, since it uses as much as digits as its factorization.

1806496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56463 (or 56455 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 1806496 is about 1344.0595224915. The cubic root of 1806496 is about 121.7901975047.

The spelling of 1806496 in words is "one million, eight hundred six thousand, four hundred ninety-six".